CVE-2026-13489: Improper Synchronization in 78 xiaozhi-esp32
A weakness has been identified in 78 xiaozhi-esp32 up to 2.2.6. Affected by this issue is the function ParseMessage of the file main/mcp_server.cc of the component MCP Response Handler. This manipulation causes improper synchronization. Remote exploitation of the attack is possible. The attack's complexity is rated as high. The exploitation is known to be difficult. The exploit has been made available to the public and could be used for attacks. The pull request to fix this issue awaits acceptance.
AI Analysis
Technical Summary
This vulnerability affects the ParseMessage function in the main/mcp_server.cc file of the MCP Response Handler component in 78 xiaozhi-esp32 versions 2.2.0 to 2.2.6. The issue is an improper synchronization weakness that could be exploited remotely. The attack complexity is high, and no privileges or user interaction are required. Although an exploit is publicly available, exploitation is difficult. A pull request containing a fix is pending acceptance, and no official patch or remediation has been released yet.
Potential Impact
The vulnerability allows remote attackers to cause improper synchronization in the affected component, which may lead to unexpected behavior or potential denial of service. However, the low CVSS score (2.3) and high attack complexity indicate limited impact and difficulty in exploitation. There are no known exploits in the wild at this time.
Mitigation Recommendations
No official fix or patch is currently available. A pull request with a fix is awaiting acceptance. Users should monitor the vendor's repository or advisory channels for updates and apply the fix once it is officially released. Until then, no specific mitigation actions are documented.
CVE-2026-13489: Improper Synchronization in 78 xiaozhi-esp32
Description
A weakness has been identified in 78 xiaozhi-esp32 up to 2.2.6. Affected by this issue is the function ParseMessage of the file main/mcp_server.cc of the component MCP Response Handler. This manipulation causes improper synchronization. Remote exploitation of the attack is possible. The attack's complexity is rated as high. The exploitation is known to be difficult. The exploit has been made available to the public and could be used for attacks. The pull request to fix this issue awaits acceptance.
CVSS v4.0
Score 2.3low
Affected software
pkg:github/78/xiaozhi-esp32cpe:2.3:a:78:xiaozhi-esp32:*:*:*:*:*:*:*:*Run on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability affects the ParseMessage function in the main/mcp_server.cc file of the MCP Response Handler component in 78 xiaozhi-esp32 versions 2.2.0 to 2.2.6. The issue is an improper synchronization weakness that could be exploited remotely. The attack complexity is high, and no privileges or user interaction are required. Although an exploit is publicly available, exploitation is difficult. A pull request containing a fix is pending acceptance, and no official patch or remediation has been released yet.
Potential Impact
The vulnerability allows remote attackers to cause improper synchronization in the affected component, which may lead to unexpected behavior or potential denial of service. However, the low CVSS score (2.3) and high attack complexity indicate limited impact and difficulty in exploitation. There are no known exploits in the wild at this time.
Mitigation Recommendations
No official fix or patch is currently available. A pull request with a fix is awaiting acceptance. Users should monitor the vendor's repository or advisory channels for updates and apply the fix once it is officially released. Until then, no specific mitigation actions are documented.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulDB
- Date Reserved
- 2026-06-27T15:50:21.113Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a41073b27e9c79719dbb8c2
Added to database: 06/28/2026, 11:36:27 UTC
Last enriched: 07/05/2026, 23:26:50 UTC
Last updated: 08/12/2026, 12:41:08 UTC
Views: 97
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